With more than 200 members, ESA represents a diverse group of companies, including independent power producers, electric utilities, energy service companies, financiers, insurers, law firms, installers, manufacturers, component suppliers and integrators involved in deploying energy storage systems around the globe. Interested in becoming a member?
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Leadership Circle Members

Able Grid
    Acciona Energy USA
      BlackRock Renewable Power
        Con Edison Battery Storage
          Cypress Creek Renewables
            Doosan GridTech
              Duke
                EDF
                  EnCap Investments L.P.
                    Eos Energy Storage
                      Fluence
                        GE Renewable Energy
                          Google
                            Highview Power Storage
                              Key Capture Energy
                                LG Solution, Ltd
                                  Lockheed Martin Energy
                                    McCarthy Building Companies, Inc.
                                      Mortenson
                                        National Grid
                                          New York Power Authority (NYPA)
                                            NextEra Energy, Inc.
                                              Powin Energy
                                                PPL Corporation
                                                  RWE
                                                    Stem Inc.
                                                      Swinerton Renewable Energy
                                                        Wärtsilä

                                                          Full Members

                                                          174 Power Global
                                                            8Minute Solar Energy
                                                              Advanced Energy
                                                                Agilitas Energy, LLC
                                                                  Amazon Web Services
                                                                  • Policy Partner
                                                                  Ameresco, Inc.
                                                                    Argonne National Laboratory
                                                                      Arizona Public Service
                                                                        Ascend Analytics
                                                                          Atwell Group
                                                                            Aypa
                                                                              BayWa RE
                                                                                Black & Veatch
                                                                                  Blymyer Engineers, Inc
                                                                                    BrightNight
                                                                                      Broad Reach Power
                                                                                        California Independent System Operator
                                                                                          Call2Recycle, Inc.
                                                                                            Catalyze
                                                                                              Citizens Energy Corporation
                                                                                                Clean Feet Investers I, LLC
                                                                                                  CleanCapital
                                                                                                    Cobra Instalaciones y Servicios
                                                                                                      Coffman Engineers
                                                                                                        ConnectGen LLC
                                                                                                          Connexus Energy
                                                                                                            Convergent Energy + Power
                                                                                                              CS Energy
                                                                                                                CSA Group
                                                                                                                  Customized Energy Solutions, LTD.
                                                                                                                  • Sponsorship Partner
                                                                                                                  Delorean Power LLC
                                                                                                                    DG Power LLC
                                                                                                                      Dimension Renewable Energy
                                                                                                                        DNV GL Energy
                                                                                                                          Dynapower Company LLC
                                                                                                                            East Penn
                                                                                                                              East Point Energy
                                                                                                                                Ecoplexus
                                                                                                                                  EDP Renewables North America
                                                                                                                                    Energy Intelligence Partners
                                                                                                                                      Energy Safety Response Group
                                                                                                                                        EnergyDome
                                                                                                                                          EnergyUnited
                                                                                                                                            Enertis Solar Inc
                                                                                                                                              ENGIE North America
                                                                                                                                                Eos Energy Storage
                                                                                                                                                  EPC Power Corp
                                                                                                                                                    EPRI
                                                                                                                                                      Eskom Holdings SOC Limited
                                                                                                                                                        EsVolta LP
                                                                                                                                                          Eversheds Sutherland LLP
                                                                                                                                                            Eversource Energy
                                                                                                                                                            • Policy Partner
                                                                                                                                                            Evolution Metals Corp.
                                                                                                                                                              Exchanger Industries Ltd.
                                                                                                                                                                Exelon Utilities
                                                                                                                                                                • Policy Partner
                                                                                                                                                                FastGrid
                                                                                                                                                                  FlexGen
                                                                                                                                                                    Forefront Power Development
                                                                                                                                                                      Geenex Solar
                                                                                                                                                                        GlidePath Power Solutions
                                                                                                                                                                          Green Power EMC
                                                                                                                                                                            Hannon Armstrong
                                                                                                                                                                              Hecate Grid LLC
                                                                                                                                                                                HGP Storage
                                                                                                                                                                                  Hydrostor
                                                                                                                                                                                    Hyosung Corporation
                                                                                                                                                                                      IHI Energy Storage
                                                                                                                                                                                        Imperial Irrigation District
                                                                                                                                                                                          Intertek Testing Services, NA
                                                                                                                                                                                            Jupiter Power LLC
                                                                                                                                                                                              K&L Gates
                                                                                                                                                                                                Kiewit
                                                                                                                                                                                                  Kilpatrick Townsend & Stockton LLP
                                                                                                                                                                                                    Kirkland & Ellis LLP
                                                                                                                                                                                                      KORE Power
                                                                                                                                                                                                      • Policy Partner
                                                                                                                                                                                                      LCEC
                                                                                                                                                                                                        Leeward Renewable Energy
                                                                                                                                                                                                          LevelTen Energy
                                                                                                                                                                                                            Leyline Renewable Capital
                                                                                                                                                                                                              Li-Ion Tamer
                                                                                                                                                                                                                Longitude 122 West
                                                                                                                                                                                                                  LS Power Development
                                                                                                                                                                                                                    Malta
                                                                                                                                                                                                                      MAP Energy
                                                                                                                                                                                                                        Massachusetts Clean Energy Center (MassCEC)
                                                                                                                                                                                                                          Mitsubishi Electric Power Products, Inc.
                                                                                                                                                                                                                            Mitsubishi Power Americas
                                                                                                                                                                                                                              NantEnergy
                                                                                                                                                                                                                                National Energy Technology Laboratory
                                                                                                                                                                                                                                  National Rural Electrical Cooperative Association
                                                                                                                                                                                                                                    National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                                                      New England Battery Storage
                                                                                                                                                                                                                                        Nidec Industrial Solutions
                                                                                                                                                                                                                                          North American Development Bank
                                                                                                                                                                                                                                            Oncor
                                                                                                                                                                                                                                              Open Road Renewables
                                                                                                                                                                                                                                                Oriden
                                                                                                                                                                                                                                                  Origis Energy USA
                                                                                                                                                                                                                                                    Orsted Energy Storage and Solar
                                                                                                                                                                                                                                                      Pacific Gas and Electric Company
                                                                                                                                                                                                                                                        Pacific Northwest National Laboratory
                                                                                                                                                                                                                                                          Panasonic
                                                                                                                                                                                                                                                            Pattern Energy Group
                                                                                                                                                                                                                                                              Peak Power
                                                                                                                                                                                                                                                                Pierce Atwood LLP
                                                                                                                                                                                                                                                                  Pine Gate Renewables
                                                                                                                                                                                                                                                                  • Policy Partner
                                                                                                                                                                                                                                                                  Power Edison
                                                                                                                                                                                                                                                                    Prisma Energy Solutions, LLC.
                                                                                                                                                                                                                                                                      Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                        Recurrent Energy
                                                                                                                                                                                                                                                                          RES Group
                                                                                                                                                                                                                                                                            Roland Berger LLC
                                                                                                                                                                                                                                                                              Salt River Project
                                                                                                                                                                                                                                                                                SaltX Technology
                                                                                                                                                                                                                                                                                  Sandia National Laboratories
                                                                                                                                                                                                                                                                                    Savion, LLC
                                                                                                                                                                                                                                                                                      Schneider Electric
                                                                                                                                                                                                                                                                                        Shaw Consulting
                                                                                                                                                                                                                                                                                          Shell New Energies US
                                                                                                                                                                                                                                                                                            Siemens Gamesa
                                                                                                                                                                                                                                                                                              Sinexcel
                                                                                                                                                                                                                                                                                                SK Innovation
                                                                                                                                                                                                                                                                                                  SMA - America
                                                                                                                                                                                                                                                                                                    Sound Grid Partners
                                                                                                                                                                                                                                                                                                      Southern Company
                                                                                                                                                                                                                                                                                                        Standard Solar
                                                                                                                                                                                                                                                                                                        • Policy Partner
                                                                                                                                                                                                                                                                                                        Stantec
                                                                                                                                                                                                                                                                                                          Sterling Municipal Light Company
                                                                                                                                                                                                                                                                                                            Stifel
                                                                                                                                                                                                                                                                                                              StorEn Technologies Inc.
                                                                                                                                                                                                                                                                                                                Strata Solar
                                                                                                                                                                                                                                                                                                                  Sungrow
                                                                                                                                                                                                                                                                                                                    Sunnova
                                                                                                                                                                                                                                                                                                                      SV Pathfinders
                                                                                                                                                                                                                                                                                                                        Tennessee Valley Authority
                                                                                                                                                                                                                                                                                                                          TerraPower
                                                                                                                                                                                                                                                                                                                            UL
                                                                                                                                                                                                                                                                                                                              Vesper Energy
                                                                                                                                                                                                                                                                                                                                Viking Cold Solutions
                                                                                                                                                                                                                                                                                                                                  Vinson & Elkins LLP
                                                                                                                                                                                                                                                                                                                                    Viridity Energy
                                                                                                                                                                                                                                                                                                                                      VRB Energy
                                                                                                                                                                                                                                                                                                                                        WattsUp Power A/S
                                                                                                                                                                                                                                                                                                                                          WEG Electric Corp
                                                                                                                                                                                                                                                                                                                                            Wellhead Electric Company
                                                                                                                                                                                                                                                                                                                                              Westwood Professional Services

                                                                                                                                                                                                                                                                                                                                                Associate Members

                                                                                                                                                                                                                                                                                                                                                Battery Council International
                                                                                                                                                                                                                                                                                                                                                • Organizational
                                                                                                                                                                                                                                                                                                                                                California Energy Storage Alliance
                                                                                                                                                                                                                                                                                                                                                • Organizational
                                                                                                                                                                                                                                                                                                                                                Consortium for Battery Innovation
                                                                                                                                                                                                                                                                                                                                                • Organizational
                                                                                                                                                                                                                                                                                                                                                Edison Electric Institute
                                                                                                                                                                                                                                                                                                                                                • Organizational
                                                                                                                                                                                                                                                                                                                                                Energy Storage Canada
                                                                                                                                                                                                                                                                                                                                                • Organizational
                                                                                                                                                                                                                                                                                                                                                North Carolina Sustainable Energy Association
                                                                                                                                                                                                                                                                                                                                                • Organizational

                                                                                                                                                                                                                                                                                                                                                Board Member

                                                                                                                                                                                                                                                                                                                                                Ameresco, Inc.
                                                                                                                                                                                                                                                                                                                                                  Duke
                                                                                                                                                                                                                                                                                                                                                    ENGIE North America
                                                                                                                                                                                                                                                                                                                                                      Fluence
                                                                                                                                                                                                                                                                                                                                                        GE Renewable Energy
                                                                                                                                                                                                                                                                                                                                                          Highview Power Storage
                                                                                                                                                                                                                                                                                                                                                            Key Capture Energy
                                                                                                                                                                                                                                                                                                                                                              LS Energy Solutions
                                                                                                                                                                                                                                                                                                                                                                National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                                                                                                                                                                                  NextEra Energy, Inc.
                                                                                                                                                                                                                                                                                                                                                                    Power Edison
                                                                                                                                                                                                                                                                                                                                                                      Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                                                                                                                        Roland Berger LLC
                                                                                                                                                                                                                                                                                                                                                                          RWE
                                                                                                                                                                                                                                                                                                                                                                            Shaw Consulting

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